<%@ page import="java.util.Vector" %>
<%@ page import="java.text.SimpleDateFormat" %>
<%@ page import="java.util.Calendar" %>
<%--
  Created by IntelliJ IDEA.
  User: 霞
  Date: 2024/9/22
  Time: 14:35
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>使用application内置对象</title>
</head>
<body>
<%! Vector<String> v = new Vector<String>();
    int i = 0;%>
<%
    String datetime = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss").format(Calendar.getInstance().getTime());
    request.setCharacterEncoding("utf-8");
    String name = request.getParameter("name");
    String title = request.getParameter("title");
    String message = request.getParameter("message");
%>
<%
    if (name == null ||"".equals(name.trim())){
        name = "网友" +(int)(Math.random()*100000+10000);
    }
    if (title == null ||"".equals(title.trim())){
        title = "无";
    }
    if (message == null ||"".equals(message.trim())){
        message = "无";
    }
%>
<%
    i++;
    String str = "第" +"<span class=span0>"+i+"</span>"+"楼"
            +"<span class=span1>留言人:</span>"+name+"<span class= span2>标题:</span>"+title
            +"<span class=span3>内容:</span><br> "+message
            +"<span class=span4>时间:</span> "+datetime+"<hr>";
    v.add(str);
    application.setAttribute("message",v);
%>
留言成功.
<a href="inputMessage.jsp">返回留言板</a>
</body>
</html>